Translator: Rhonda Jacobs Reviewer: Peter van de Ven When I was just a little boy when I used the toilet, my mother taught me to wash my hands, and when I flushed and I looked at what was going down, I’d go, boy, you’d better wash your hands, you know?

All members of the kingdom Animalia need oxygen to make energy. Oxygen is compulsory. Without oxygen, we die. But as you know, the byproduct of the process that keeps us all alive, cellular respiration, is carbon dioxide, or CO2, and it doesn’t do our bodies a bit of good, so

Our topic for today is Digestive System in Humans. Digestion is a process in which complex food material is broken down into simpler substances. The digestion of food in humans takes place in the alimentary canal, which is a long tube extending from the mouth to the anus. The different

Our digestive systems seem to like making noise — especially when we most desperately do not want them to be making strange gurgling sounds. [gurgle] And I mean, even though stomach-growling is probably one of the less offensive noises your guts can produce, it’s still not something you want happening

This is the deadliest animal in the world. Mosquitoes kill hundreds of thousands of people each year… the most vulnerable people: children, pregnant women… No other bite kills more humans… or makes more of us sick. So what makes a mosquito’s bite so effective? For starters, they’re motivated. Only females

The digestive system is composed of 2 main components: the gastrointestinal tract, or GI tract, where digestion and absorption take place; and accessory organs which secrete various fluids/enzymes to help with digestion. The GI tract is a continuous chain of organs where food enters at one end and waste gets

The cardiovascular system is part of the circulatory system that circulates blood. The circulatory system also includes the lymphatic system, which circulates lymph, but the terms circulatory system and cardiovascular system are commonly used interchangeably to describe blood circulation. The cardiovascular system consists of the heart, blood, and blood vessels.

Across the whole planet, humans eat on average between one and 2.7 kilograms of food a day. That’s over 365 kilograms a year per person, and more than 28,800 kilograms over the course of a lifetime. And every last scrap makes its way through the digestive system. Comprised of ten

It’s AumSum Time Why do we puke? To taste the swallowed burger again. Eww. No. Puking or vomiting is the forcible emptying of stomach contents through our mouth. Though disgusting, it is actually our body’s protective mechanism to get rid of toxic foods. That we might have ingested. Vomiting is

Oh hi! I hope you don’t mind that I’m eating. This is actually just my first course. For my birthday, the writers wrote me a script where I just get to eat! The whole time! And I can’t think of a better way to demonstrate the workings of the digestive